Features 1Efficient Charging: Solar panels use 30 percent high conversion crystalline silicon material which greatly improves the charging efficiency of the solar charger. 2Stable Performance: High conversion efficiency great output efficiency low light efficiency strong applicability high stability and excellent durability. 3Lightweight and Portable: The solar panel charger is lightweight about the weight of a mobile phone making it easy to carry outside. 4Easy to Use: Just face the solar panels towards the sun. The corresponding interface on the wiring can be connected to the product that needs power. 5Multiple Applications: Suitable for automobile battery automobile ship aircraft outdoor agriculture planting tourism solar street lamp etc. Specification Item Type: Solar Panel Folding BagMaterial: Cloth polycrystalline siliconWeight: Approx. 1452g/51.2ozExpansion Size: Approx. 54.9x41.5x1.7cm/21.6x16.3x0.7inMaximum Power (pmax): 42W (without storage function)Output: USBx2 DCx1 Type Cx1 Package List 1 xSolar Panel Folding Bag1 xCigarette Lighter1 x Clip Set1 xDC Wire1 x Digital Adapter Row1 x Specification